Date: Tue, 2 Aug 2005 09:41:59 -0700 From: Colin King <ring_06@m202.net> To: Justin Finkelstein <justin@redwiredesign.com> Cc: freebsd-current@freebsd.org Subject: Re: Hot-swap SATA and atacontrol Message-ID: <20050802164158.GA84461@xenon.m202.net> In-Reply-To: <009901c5977b$bd829370$0b02a8c0@justin> References: <20050802160045.GA61854@freebie.xs4all.nl> <009901c5977b$bd829370$0b02a8c0@justin>
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--DocE+STaALJfprDB Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable You're absolutely right about it not being necessary to sync before you unmount, but what I meant was that my experience with IDE hot swapping has been pretty risky when it comes to crashing your entire system as soon as y= ou pull a drive. You'll want to sync for the sake of the other drives in your system so that if your system does crash, those drives will be in a clean(e= r) state. On Tue, Aug 02, 2005 at 05:03:30PM +0100, Justin Finkelstein wrote: > That's what I thought; I've never sync'ed stuff before unmounting it befo= re, > and chats with other BSD bods in my area say that just unmounting will do= - > and I think I'll stick to that. >=20 > -----Original Message----- > From: Wilko Bulte [mailto:wb@freebie.xs4all.nl]=20 > Sent: 02 August 2005 17:01 > To: Scot Hetzel > Cc: Justin Finkelstein; Colin King; freebsd-current@freebsd.org > Subject: Re: Hot-swap SATA and atacontrol >=20 >=20 > On Tue, Aug 02, 2005 at 10:44:07AM -0500, Scot Hetzel wrote.. > > On 8/2/05, Justin Finkelstein <justin@redwiredesign.com> wrote: > > > I might be being a little dense, but what do you mean by sync? > > >=20 > > before you unmount the drive, type: > >=20 > > sync > > sync > > sync > >=20 > > Then unmount the drive, and remove it. >=20 > Unmount does not return until the buffers have been synced anyway, so this > does not buy you anything. >=20 > The ancient form is more like: >=20 > sync;sync;sync;<halt button on your PDP/11 frontpanel> >=20 > --=20 > Wilko Bulte wilko@FreeBSD.org >=20 >=20 --=20 Colin King http://www.m202.net/ 010000110110111101101110011001110111001001100001 011101000111010101101100011000010111010001101001 011011110110111001110011001011000010000001111001 011011110111010100100000011001100110111101110101 011011100110010000100000011101000110100001100101 001000000111001101100101011000110111001001100101 011101000010000001101101011001010111001101110011 011000010110011101100101001011100010000001011001 011011110111010100100000011101110110100101101110 001000000110110101111001001000000110010001100101 011001010111000000100000011000010110010001101101 011010010111001001100001011101000110100101101111 011011100010000001100001011011100110010000100000 011100100110010101110011011100000110010101100011 0111010000101110 --DocE+STaALJfprDB Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.2 (FreeBSD) Comment: Signed from MercuryIV iD8DBQFC76JV/snj4TV8XCERAuVnAJ9yJ4c3YC/WUVSb1j5jtgzhiixnpACgtCFE NVCxG9RIgV8g5WyYh4z50z8= =KcxZ -----END PGP SIGNATURE----- --DocE+STaALJfprDB--
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